Generic Drugs Access Act of 2005 - Amends the Federal Food, Drug, and Cosmetic Act to direct the Secretary of Health and Human Services to include in an approval of an abbreviated application for a new drug a finding about whether the approved drug is the therapeutic equivalent of the previously approved or listed drug involved. Sets forth criteria for a drug to be established as therapeutically equivalent.
Prohibits a state or its political subdivision from establishing or continuing any requirement that does not conform to the therapeutic equivalence requirement of this Act.